Home / 1,092,423.82-1,638,635.70-344,469.82

Finding the Fourth Proportional to 1,092,423.82, 1,638,635.70 and 344,469.82

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Solution

The fourth proportional to 1,092,423.82, 1,638,635.70 and 344,469.82 is: 516,704.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,423.82 : 1,638,635.70 = 344,469.82 : x
  2. Step 2: Convert to fraction form
    1,092,423.82/1,638,635.70 = 344,469.82/x
  3. Step 3: Cross multiply
    1,092,423.82x = 1,638,635.70 × 344,469.82
  4. Step 4: Simplify right side
    1,092,423.82x = 564,460,544,624.57
  5. Step 5: Solve for x
    x = 564,460,544,624.57/1,092,423.82
  6. Step 6: Final answer
    x = 516,704.72

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.